Battery voltage12 V Battery capacity2,5 Ah Motorbrushless Gearbox4-speed Speed, no load400 / 700 / 1 400 / 2 500 rpm The most powerful 12V cordless drill/driver with brushless motor, 4-speed gearbox and removable drill chuck. Brushless FEIN PowerDrive motor, powerful and maintenance-free for maximum efficiency and service life. Solid metal removable drill chuck for excellent load handling under the toughest conditions. The optimum cutting speed for any drill diameter thanks to 4-speed solid metal gearbox. Speed 4 for drilling 6 mm in metal at 2500 rpm. Speed 1 for powerful thread cutting. Optimum speeds for self-drilling screws. Speeds can be easily metered for work with stepped drill bit. Drill chuck with spindle lock and chucking force safety device. Compact 150 mm length (without drill chuck). 2.5 Ah battery capacity for up to 400 screw connections (5x 40 mm). FEIN SafetyCell technology. Protects the battery and tool from overload, overheating and total discharge. The battery charge can be read off the battery. Includes belt holder and magnetic bit holder. Bright LED light on housing. One charger for all FEIN Li-ion batteries of all voltage classes.